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Diagnostic Error: The taxpayer ID number on Schedule K-1 must be the SSN or EIN with hyphens - The taxpayer ID number on Schedule K-1 must be the SSN or EIN with hyphens, FOREIGNUS for foreign partners or APPLD FOR if the identifying number has been applied for. (28)


๐Ÿ” Diagnostic Error: Schedule K-1 TIN Format

The taxpayer ID number on Schedule K-1 must be entered in the correct format:

  • SSN or EIN with hyphens
  • FOREIGNUS for foreign partners
  • APPLD FOR if the identifying number has been applied for

Error Code: (28)

โš ๏ธ Before You Begin

Make sure you have access to the partnerโ€™s Schedule K-1 so you can review the TIN (taxpayer identification number) formatting.

๐Ÿ“Š Step-by-Step Guide

Step 1: Check Schedule K-1 TIN Formatting

Use this when you need to confirm the taxpayer ID number is in the required format.

Go to Sch K-1 and make sure TIN has hyphens.

โœ… Success!

Once the TIN on Schedule K-1 is entered in the correct format (SSN/EIN with hyphens, FOREIGNUS for foreign partners, or APPLD FOR if applied for), the diagnostic error should be resolved.

๐Ÿ“ž Still Need Help?

If you are having trouble, contact our support team:

Phone: 1-800-516-9442

Or submit a support ticket



Tags: diagnostic,federal,form